GJ 3998 c
: GJ 3998 c is a Neptune-like exoplanet that orbits an M-type star. Its mass is 6.26 Earths, it takes 13.7 days to complete one orbit of its star, and is 0.089 AU from its star. Its discovery was announced in 2016.
Planet Radius:
0.223 x Jupiter (estimate)
Planet Type:
- Neptune-like
Discovery Method:
- Radial Velocity
Planet Mass:
6.82 Earths
Discovery Date:
2016
Orbital Radius:
0.09 AU
Orbital Period:
13.7 days
Eccentricity:
0.0